-er -ol c-- ccc cce ccf cck ccl cco ccr ccs ce- cec cee cef cek cel ceo cer ces cfc cfe cff cfk cfl cfo cfr cfs ckc cko cks cl- clc cle clf clk cll clo clr cls co- coc coe cof cok col coo cor cos crc cre crf crk crl cro crr crs csc cse csf csk csl cso csr css ec- ecc ece ecf eck ecl eco ecr ecs eec eee eef eek eel eeo eer ees ef- efc efe eff efl efo efr efs ekc eke ekf ekl eko ekr eks elc ele elf elk ell elo elr els eo- eoc eoe eof eok eol eoo eor eos erc ere erf erk erl ero err ers es- esc ese esf esk esl eso esr ess fcc fce fcf fck fcl fco fcr fcs fec fee fef fek fel feo fer fes ffc ffe fff ffk ffl ffo ffr ffs fkc fkf fkk fkl flc fle flf fll flo flr fls foc foe fof fok fol foo for fos frc fre frf frk frl fro frr frs fsc fse fsf fsk fsl fso fsr fss kcc kce kck kcl kcr kcs ke- kec kee kef kek kel keo ker kes kfc kff kfo kfs kkc kke kkk kkl kkr kks kl- klc klf klo klr kls koc koe kof kok kol koo kor kos krc krf krk krl kro krr krs ksc kse ksf ksk ksl kso ksr kss lcc lce lcf lck lcl lco lcr lcs lec lee lef lek lel leo ler les lfc lfe lff lfk lfl lfo lfr lfs lkl lkr lks llc lle llf llk lll llo llr lls loc loe lof lok lol loo lor los lrc lrf lrk lro lrr lrs lsc lse lsf lsk lsl lso lsr lss oc- occ ocf ock ocl oco ocr ocs oec oee oef oel oeo oer oes of- ofc ofe off ofl ofo ofr ofs okc oke okk okl oko okr oks olc ole olf olk oll olo ols oo- ooc oof ook ool ooo oor oos or- orc ore orf ork orl oro orr ors os- osc ose osf osk osl oso osr oss rcc rce rcf rcl rco rcr rcs re- rec ree ref rek rel reo rer res rfc rfe rff rfk rfl rfo rfr rfs rkc rke rkf rkk rko rks rlc rle rlf rll rlo rlr rls roc roe rof rok rol roo ror ros rrc rrf rrk rrl rrr rrs rsc rse rsf rsk rsl rso rsr rss scc sce scf sck scl sco scr scs se- sec see sef sek sel seo ser ses sfc sfe sff sfk sfl sfo sfr sfs sk- skc ske skf skk skl sko skr sks slc sle slf slk sll slo slr sls soc soe sof sok sol soo sor sos sr- src sre srf srk srl sro srr srs ss- ssc sse ssf ssk ssl sso ssr sss

-ose cccc cccf cccl cccs ccee ccel ccfc ccff ccfl cclc ccls ccoc ccrc ccre ccrf ccrl ccrs ccsf ccsl ccss cec- cece ceco cecs ceec ceel cees cef- cefc ceke cel- celc cele celf cell celo cels ceol ceor ceos cer- cerc cere cerf cerl cero cers cesc cese cesr cess cfcf cfcl cfco cfcs cffr cfls cfor cfos cfre cfse cfsl ckck ckcl ckco ckcs cker ckfr cklf ckoc ckoo ckor ckos ckrc cksl ckso clec clee clef clek cleo cler cles cloe clof clok cloo clor clos clro clrs clsc coce cock coco coel coes cofc cofe coff cofs cok- coke coko col- cole colk coll colo cols coof cook cool coos cor- corc core corf cork corl coro corr cors cosc cose cosl coso coss crcc crce crcr cre- crec cree creo cres crfc crfl crfs crkc crkl crlf crls croc croe crok crol croo cror crss cscc csce cscf cscl csco cscr cscs csec csee cser csfc csfr csks cslr csor csos csrc csrs csse cssr e-cl eccc ecce eccl ecco ecef eces ecfc ecfr ecfs ecko ecks eco- ecol ecos ecrc ecrf ecrl ecrr ecsc ecse ecss eecs eeee eees eefe eefl eeke eeks eele eels eeoc eerc eero eers eese eesk efco efeo efes effs efke efor ekco ekek eker ekes ekfc ekos elce elco elec elee elef elek eleo eler eles elfc elfe elfs elke elko elks elle ello ells elok elos elro else elso eoes eole eolo eore eorl ercc erce erec erel erer eres erfc erfs erke erks erle erll eroc eroe erol eroo eros errc erre erro errs erse erso esce esco escr escs esee esek esel eseo eser eses esfs eske esko esks eso- esok esol esos esse essl esso f--k fccf fces fcsc fcsl fece feck feek feel feer fees fefc fefe feff fefo feke feko fele felf felk fell felo fels feof ferc fere ferk fero ferr fers fese fess ffcc ffee ffff ffrr ffss flcl flee fler fles floc floe flok floo flor flos foce fock foco focs foer foes fofo foke folc fole folk foll folo folr fols foof fook fool foos for- fore fork forl foro forr fors foso foss frcc free freo fres frfc froe frol fros frsc frso fscc fsck fsec fsfo fssc fssf k-lo k-os kccc kcck kccl kccr kcec kcee kcel kceo kcfc kcfl kcfo kckc kckf kckk kckl kcko kckr kclc kcle kclf kclk kcll kclr kcls kcoe kcof kcol kcor kcos kcrc kcro kcrr kcrs kcsc kcse kcsf kcsr kcss keck keco kecr keef keek keel keer kees kefc keff kefr kefs kekc keke kekl keko keks kele kelf kelk kell kelo keok keol keos ker- kerc kere kerf kerk kerl kero kerr kers kesc kesk keso kesr kess kfcf kfco kfcr kfcs kfel kfer kfff kffk kflc kflf kfll kflo kfls kfok kfoo kfor kfrc kfre kfro kfrr kfrs kfse kfsk kfsr kkck kkcl kkco kkcr kkcs kkfr kkfs kkkk kklc kklf kkll kklo kkls kkol kkoo kkor kkrc kkre kkrf kkrk kkrl kkro kkrr